diff -up gnome-screensaver-2.28.0/src/Makefile.am.picky-ld gnome-screensaver-2.28.0/src/Makefile.am
--- gnome-screensaver-2.28.0/src/Makefile.am.picky-ld	2009-11-06 18:13:33.256494763 -0500
+++ gnome-screensaver-2.28.0/src/Makefile.am	2009-11-06 18:15:24.527465877 -0500
@@ -201,6 +201,7 @@ gnome_screensaver_SOURCES =	\
 
 gnome_screensaver_gl_helper_LDADD =	\
 	$(GNOME_SCREENSAVER_LIBS)	\
+	-lX11				\
 	$(GL_LIBS)			\
 	$(NULL)